NOTE:

The aim of this repository is to provide access to files during concrete workshops. This repository is not regularly tested and there is no guarantee that will be all time functional. For tutorials please refer to docs.gempy.org

Basic Introduction to GemPy

The intention of this repository is to introduct the main functionalities of GemPy and getting familiar with the API.

For more advanced trainings or especific consulting please contact Terranigma

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bug on the `t21-gempy` workshop notebook

I am trying to reproduce the t21-gempy workshop notebook.

When I try to execute the following cell

wts = sb.reader.wells.WellyToSubsurfaceHelper(collar_df=collar, survey_df=survey, lith_df=lith)

I get the following error:

---------------------------------------------------------------------------
ValueError                                Traceback (most recent call last)
~\AppData\Local\Temp/ipykernel_25240/482279566.py in <module>
----> 1 wts = sb.reader.wells.WellyToSubsurfaceHelper(collar_df=collar, survey_df=survey, lith_df=lith)

~\miniconda3\envs\gempy\lib\site-packages\subsurface\reader\wells\pandas_to_welly.py in __init__(self, collar_df, survey_df, lith_df, attrib_dfs)
     52 
     53         if collar_df is not None: self.add_datum(collar_df)
---> 54         if survey_df is not None: self.add_deviation(survey_df)
     55         if lith_df is not None:  self.add_striplog(lith_df)
     56 

~\miniconda3\envs\gempy\lib\site-packages\subsurface\reader\wells\pandas_to_welly.py in add_deviation(self, deviations, td, method, update_deviation, azimuth_datum)
    173         for b in unique_borehole:
    174             w = self.p.get_well(b)
--> 175             w.location.add_deviation(deviations.loc[[b], ['md', 'inc', 'azi']],
    176                                      td=td,
    177                                      method=method,

~\miniconda3\envs\gempy\lib\site-packages\welly\location.py in add_deviation(self, deviation, td, method, update_deviation, azimuth_datum, course_length)
    242             None. Adds the position log to `well.location` in place.
    243         """
--> 244         dev_new, pos, dog = compute_position_log(deviation,
    245                                                  td,
    246                                                  method,

~\miniconda3\envs\gempy\lib\site-packages\welly\tools.py in compute_position_log(deviation, td, method, azimuth_datum, course_length)
     54 
     55     # Make wellpathpy deviation object.
---> 56     dev = wp.deviation(*deviation.T)
     57 
     58     # Compute position log.

~\miniconda3\envs\gempy\lib\site-packages\wellpathpy\position_log.py in __init__(self, md, inc, azi)
     23     """
     24     def __init__(self, md, inc, azi):
---> 25         md, inc, azi = checkarrays(md, inc, azi)
     26         self.md = np.copy(md)
     27         self.inc = np.copy(inc)

~\miniconda3\envs\gempy\lib\site-packages\wellpathpy\checkarrays.py in checkarrays(md, inc, azi)
     57 
     58     if not np.all(md[1:] > md[:-1]):
---> 59         raise ValueError('md must have strictly increasing values')
     60 
     61     return md, inc, azi

ValueError: md must have strictly increasing values